let those folks at the highest classified levels, they do that in a classified environment, get to the bottom of what did we know, when did we know it, how did it come to us and what did those feeds look like and how did we fuse that picture and disseminate that picture? once we get a better sense of that, you can say with greater confidence we need to combine armed services, we need the combined intelligence and foreign affairs. >> david petraeus is going to testify tomorrow, he was head of the cia. he was in benghazi. he talked to the surviving players i should say. will he have every single answer that lawmakers need? >> oh, no, carol, not at all. you know the answer to that question. he'll have through his own filter and through the filter -- every piece of data that is input goes through a filter on multiple levels to include your personal level. so he's not going to have every answer. he's going to be able to provide what he was able to assess. and in spite of what he's dealing with on a personal level, he can compartmentize very, very well. we've now figured that out. he'll be a